1961. No edition remarks. 240 pages. This is an ex-Library book. Dust jacket over blue cloth. Library copy, with expected inserts and inscriptions. Clean pages with mild tanning throughout. Tightly bound with mild thumb-marking throughout. Mild scuffing to front endpaper. Boards have light shelf-wear with corner bumping. Mild crushing to spine ends. Mild water stains and droplets to boards. Book has forward lean. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Moderate tanning to spine. Mild rubbing and marking all over.